---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-8847 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 9.5G 9.8G 50% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7976 495 4800 0 2679 7192 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:5c:17:18 brd ff:ff:ff:ff:ff:ff inet 10.32.7.120/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86031sec preferred_lft 86031sec inet6 fe80::f816:3eff:fe5c:1718/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ba:cc:21:e1 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-8847) 03/14/26 _x86_64_ (4 CPU) 08:25:55 LINUX RESTART (4 CPU) 08:26:01 tps rtps wtps bread/s bwrtn/s 08:27:01 164.01 85.69 78.32 5836.59 39187.62 08:28:01 69.58 3.22 66.36 50.78 7395.00 08:29:01 74.50 30.86 43.64 1657.99 8853.99 08:30:01 13.85 4.73 9.12 563.64 1007.57 08:31:01 26.91 8.75 18.16 330.74 7047.89 08:32:01 26.42 1.55 24.88 109.16 11563.75 Average: 62.55 22.47 40.08 1424.87 12509.88 08:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:27:01 5972896 7463460 2194532 26.87 34160 1638096 952236 10.33 533188 1495844 42240 08:28:01 5662356 7396480 2505072 30.67 58640 1843532 1002236 10.87 617912 1693980 132428 08:29:01 5402108 7291608 2765320 33.86 67580 1982328 1110912 12.05 737348 1818436 15180 08:30:01 4747404 6823056 3420024 41.87 71928 2158320 1659392 18.01 1230112 1966440 159312 08:31:01 4922536 7357880 3244892 39.73 75324 2508332 1010204 10.96 854216 2157140 313164 08:32:01 4931796 7380376 3235632 39.62 78468 2517124 996416 10.81 852428 2147656 11072 Average: 5273183 7285477 2894245 35.44 64350 2107955 1121899 12.17 804201 1879916 112233 08:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 ens3 409.90 220.08 1057.39 65.07 0.00 0.00 0.00 0.00 08:27:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 08:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 ens3 157.68 77.24 839.63 9.41 0.00 0.00 0.00 0.00 08:28:01 lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 08:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 ens3 79.82 66.89 438.89 16.06 0.00 0.00 0.00 0.00 08:29:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 ens3 211.63 179.14 2533.28 26.47 0.00 0.00 0.00 0.00 08:30:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 08:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 ens3 209.05 169.31 2043.20 24.50 0.00 0.00 0.00 0.00 08:31:01 lo 1.63 1.63 0.58 0.58 0.00 0.00 0.00 0.00 08:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:32:01 ens3 16.01 14.33 11.99 7.34 0.00 0.00 0.00 0.00 08:32:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 180.68 121.16 1154.02 24.81 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.18 0.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-8847) 03/14/26 _x86_64_ (4 CPU) 08:25:55 LINUX RESTART (4 CPU) 08:26:01 CPU %user %nice %system %iowait %steal %idle 08:27:01 all 15.75 0.00 2.85 6.42 3.37 71.61 08:27:01 0 20.54 0.00 5.80 8.57 3.00 62.08 08:27:01 1 10.40 0.00 1.73 4.89 3.40 79.57 08:27:01 2 9.83 0.00 1.88 8.74 3.72 75.83 08:27:01 3 22.30 0.00 1.97 3.51 3.35 68.87 08:28:01 all 18.68 0.00 1.39 3.42 1.95 74.55 08:28:01 0 8.67 0.00 0.73 4.60 1.13 84.88 08:28:01 1 28.90 0.00 2.68 1.69 2.31 64.42 08:28:01 2 18.18 0.00 1.24 0.59 2.89 77.10 08:28:01 3 18.96 0.00 0.94 6.85 1.46 71.79 08:29:01 all 17.23 0.00 1.14 1.63 1.45 78.56 08:29:01 0 14.06 0.00 1.03 3.07 1.43 80.41 08:29:01 1 19.46 0.00 1.15 1.50 1.53 76.36 08:29:01 2 21.07 0.00 1.52 0.68 1.70 75.04 08:29:01 3 14.25 0.00 0.84 1.30 1.12 82.49 08:30:01 all 24.08 0.00 1.48 0.37 2.55 71.52 08:30:01 0 19.80 0.00 1.31 0.38 2.27 76.24 08:30:01 1 31.97 0.00 1.31 0.33 2.80 63.59 08:30:01 2 20.29 0.00 1.17 0.63 2.67 75.24 08:30:01 3 24.30 0.00 2.16 0.15 2.46 70.94 08:31:01 all 53.30 0.00 2.14 0.91 5.22 38.44 08:31:01 0 61.45 0.00 1.74 0.38 4.97 31.46 08:31:01 1 49.44 0.00 3.22 1.12 5.62 40.61 08:31:01 2 60.13 0.00 2.02 1.84 5.00 31.00 08:31:01 3 42.16 0.00 1.58 0.31 5.28 50.67 08:32:01 all 21.43 0.00 1.17 1.22 1.55 74.63 08:32:01 0 15.31 0.00 0.83 0.12 0.81 82.93 08:32:01 1 54.41 0.00 2.04 0.81 2.30 40.44 08:32:01 2 9.12 0.00 1.14 3.92 1.16 84.65 08:32:01 3 7.02 0.00 0.67 0.02 1.90 90.39 Average: all 25.09 0.00 1.70 2.34 2.68 68.19 Average: 0 23.36 0.00 1.91 2.86 2.27 69.60 Average: 1 32.42 0.00 2.02 1.73 3.00 60.83 Average: 2 23.10 0.00 1.50 2.74 2.86 69.81 Average: 3 21.51 0.00 1.36 2.02 2.60 72.51